If you want to know an extremely venomous snake in the world, you have to look at Facts about Black Mambas. Have you ever seen black mamba before?

The black mamba (Dendroaspis polylepis), also called the common black mamba or black-mouthed mamba, is the longest venomous snake in Africa, averaging around to meters to 10 ft) in length, and sometimes growing to lengths of meters ft).